Nylon Air Intake Filter Assembly Air Filter Silencer Muffler for Air Compressor Pump 1/8" MNPT Made in the USA. Nylon Enclosure with Glass Reinforcement for Indoor or Outdoor Use. 1/8" Male NPT thread. Please Note 1/8" MNPT Measures .405 Outisde Thread Diameter in Linear Inches. Enclosure Dimensions 1.75" Height x 1.75" Diameter. Filter Element Included with Integrated Gasket Seal. Can be Mounted Vertically or Horizontally. Rated for Up to 3 SCFM. Replaces Numerous OEM parts including Quincy, Vmeca and Many More